MOBILE SEMI-TRAILER REPAIR & FLEET MAINTENANCE · NORTHERN CA

Sacramento to Stockton · On-Site Yard Service for Commercial Fleets · See All Services

EMERGENCY REPAIR: EXCLUSIVE TO CONTRACT PARTNERS · Learn About Fleet Contracts
CALL FOR YARD SERVICE Commercial fleets only · No roadside tire service GET A QUOTE

Mon–Fri 07:00–17:00 · Contract Emergency · Common Questions
Email: Trumacfleet@aol.com

🚪 Door & Liftgate Repair 👑 Kingpin Replacement ✅ BIT & DOT Inspections ⚙️ Landing Gear & Welding
What We Fix On-Site
Licensed, Bonded, Insured · USDOT #2916072 · View All Locations
Tru-Mac mobile mechanic truck fixing a semi-trailer in a fleet yard in Sacramento California

SPECIALIZED FLEET SERVICES

Built for distribution yards in Elk Grove, Woodland, Rancho Cordova, and logistics hubs across Northern California.

Lift gate repair on a commercial trailer: Maxon and mobile fleet service by Tru-Mac

Lift Gate Repair

Maxon, Waltco, Tommy Gate. On-site hydraulic & electric diagnostics in Fairfield, Dixon, and beyond.
Mobile kingpin replacement and trailer repair service in Sacramento California

Kingpin Replacement

The only mobile kingpin resurfacing in the valley. Serving Stockton, Lathrop, Manteca, and Tracy yards.
90-day BIT inspection and DOT compliance service for commercial fleets in California

BIT & DOT Inspections

90-Day compliance checks to avoid OOS violations. Mobile service to Roseville, West Sacramento, and Modesto.
Fleet yard maintenance contract service: trailer structural repairs, landing gear, and body work

Body & Landing Gear

Roof patches, roll-up doors, flooring, and cranking legs. Welding, structural repair, and on-site body work.

WHY FLEETS CHOOSE TRU-MAC

A fleet yard isn't a roadside call. It needs fast access, repeatable outcomes, and specialization. See our fleet partnership options.

Response Time
Tru-Mac: Immediate Yard Access On-site service built around fleet yards and scheduled support.
Others: 4+ Hour Roadside Wait Roadside queues and dispatch delays become your downtime.
Specialization
Tru-Mac: Trailers & Kingpins ONLY Focused tooling and repeatable fixes for common fleet failures.
Others: RVs, Cars, & Tires General service = diluted focus, slower diagnosis, inconsistent outcomes.
Emergency Policy
Tru-Mac: Guaranteed Emergency (Members Only) Contract partners get priority access to the emergency line. Learn more.
Others: "First Come, First Served" No priority = you compete with every random breakdown in the city.

SERVING THE VALLEY'S BIGGEST HUBS

Providing dedicated fleet support to Logistics Centers and Distribution Yards across Northern California. View all service areas.

Dispatching daily to logistics hubs near I-5 in Lathrop (95330), the Port of West Sacramento, McClellan Park, and the Tracy (95391) Distribution Triangle (I-205). Our mobile units carry VMRS-coded parts for rapid repair across Fairfield (94545), Dixon (95620), and Woodland (95695).

NORTHERN CALIFORNIA SERVICE AREAS

Click any location to see specialized services, recent projects, and zip code coverage.

Sacramento Central hub · Mobile repair HQ Stockton 95206 · I-5 logistics corridor Roseville 95652 · Rail yards & distribution West Sacramento Port & industrial park Elk Grove South Sac Gap · Vineyard corridor Lathrop 95330 · I-5/I-205 junction Manteca Central Valley distribution Tracy 95391 · I-205 triangle Modesto Central Valley ag & logistics Fairfield 94545 · I-80 corridor Dixon 95620 · Agricultural haulers Woodland 95695 · Northern Gate reefer Lodi Wine country logistics Vacaville 95688 · I-80 industrial Vallejo 95691 · Bay Area access Rancho Cordova 95670, 95742 · East Sac yards

FREQUENTLY ASKED QUESTIONS

Common questions about our mobile trailer repair and fleet maintenance services. For more, visit our complete FAQ page.

Do you perform mobile kingpin replacement in Sacramento?
Yes. Tru-Mac is one of the only mobile shops in Northern California equipped to replace and weld semi-trailer kingpins on-site. Learn more about our kingpin replacement service.
Can you fix a trailer liftgate at my yard in Stockton or Tracy?
Yes. We service Maxon, Waltco, and Tommy Gate liftgates across Sacramento, Stockton, Tracy, and Modesto. See our liftgate repair page for details.
Do you offer 24/7 roadside tire service?
No. We specialize in Fleet Yard Maintenance and Mechanical Repair (Brakes, Welding, Electrical). We do not do roadside tires. Our focus is on contract fleet partnerships.
What areas do you serve in Northern California?
We serve Sacramento, Stockton (95206), Roseville (95652), West Sacramento, Elk Grove, Lathrop (95330), Manteca, Tracy (95391), Modesto, Fairfield (94545), Dixon (95620), Woodland (95695), Lodi, Vacaville (95688), Vallejo (95691), and Rancho Cordova. View our full service area map.
Can you repair trailer air brakes and suspension in West Sacramento?
Absolutely. We provide mobile air brake repair and air bag suspension service throughout the West Sacramento industrial park and Port area.
Do you service trailer doors and body work in Fairfield and Dixon?
Yes. We handle roof leaks, patches, and body work plus electrical and ABS diagnostics in Fairfield (94545) and Dixon (95620).
Can you repair pintle hooks and lunette rings in Northern California?
Yes. We specialize in pintle hook and lunette ring repair for utility trailers and heavy equipment haulers. Also see our hitch and coupler service.
How do I get started with a fleet partnership?
Visit our fleet yards page to learn about contract options, or contact us directly to discuss your fleet's needs. Contract partners get priority emergency access.

REQUEST FLEET PARTNERSHIP

Secure your fleet's access to our priority emergency line. Learn more about fleet yard contracts.

Tru-Mac mobile fleet service truck operating in Sacramento California

Contract partners receive priority access to the emergency line. Commercial fleets only. No RVs. No roadside tire service. Questions? Check our FAQ page.